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JEEMAIN and NEET
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Biology
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Genetics and Evolution
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Q)
Which precursor is needed by DNA polymeraseI, during addition of dNTPs (dATP, dGTP, dTTP and dCTP) to the 3' OH end of the DNA chain ?
( A ) Mg2+
( B ) Fe2+
( C ) Ca2+
( D ) none
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